Bleaching and dyeing; fluid treatment and chemical modification – Diffusion transfer dyeing process – transfer sheet and product – Dry heat treatment for penetration
Patent
1986-09-26
1987-09-22
Hess, Bruce H.
Bleaching and dyeing; fluid treatment and chemical modification
Diffusion transfer dyeing process, transfer sheet and product
Dry heat treatment for penetration
427146, 427256, 428195, 428207, 4284111, 428480, 428913, 428914, 430945, B41M 526
Patent
active
046952870
ABSTRACT:
A cyan dye-donor element for thermal dye transfer comprises a support having thereon a cyan dye dispersed in a polymeric binder, the cyan dye comprising a 2-carbamoyl-4-[N-(p-substituted aminoaryl)imino]-1,4-naphthoquinone.
In a preferred embodiment, the cyan dye has the formula ##STR1## wherein R.sup.1, R.sup.2, and R.sup.5 are substituted or unsubstituted alkyl, cycloalkyl, or aryl; and
Evans Steven
Lum Kin K.
Cole Harold E.
Eastman Kodak Company
Hess Bruce H.
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